12747980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 33094656

約数和(自身を除く): 20346676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 46, 70, 74, 92, 107, 115, 140, 148, 161, 185, 214, 230, 259, 322, 370, 428, 460, 518, 535, 644, 740, 749, 805, 851, 1036, 1070, 1295, 1498, 1610, 1702, 2140, 2461, 2590, 2996, 3220, 3404, 3745, 3959, 4255, 4922, 5180, 5957, 7490, 7918, 8510, 9844, 11914, 12305, 14980, 15836, 17020, 17227, 19795, 23828, 24610, 27713, 29785, 34454, 39590, 49220, 55426, 59570, 68908, 79180, 86135, 91057, 110852, 119140, 138565, 172270, 182114, 277130, 344540, 364228, 455285, 554260, 637399, 910570, 1274798, 1821140, 2549596, 3186995, 6373990, 12747980]

約数ペア:

[(1, 12747980), (2, 6373990), (4, 3186995), (5, 2549596), (7, 1821140), (10, 1274798), (14, 910570), (20, 637399), (23, 554260), (28, 455285), (35, 364228), (37, 344540), (46, 277130), (70, 182114), (74, 172270), (92, 138565), (107, 119140), (115, 110852), (140, 91057), (148, 86135), (161, 79180), (185, 68908), (214, 59570), (230, 55426), (259, 49220), (322, 39590), (370, 34454), (428, 29785), (460, 27713), (518, 24610), (535, 23828), (644, 19795), (740, 17227), (749, 17020), (805, 15836), (851, 14980), (1036, 12305), (1070, 11914), (1295, 9844), (1498, 8510), (1610, 7918), (1702, 7490), (2140, 5957), (2461, 5180), (2590, 4922), (2996, 4255), (3220, 3959), (3404, 3745)]